The Impeller,fan,centrifugal, cataloged under National Stock Number 4140-01-055-2900, is classified within Federal Supply Class 4140 (Fans, Air Circulators, and Blower Equipment) of the Refrigeration, AC, and Air Circulating Equipment group. The manufacturer of record is Df Fan Services Inc Dba Clarage Fan Co. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-01-055-2900 |
| Primary Part Number | F-136610 |
| Item Name | Impeller,fan,centrifugal |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Df Fan Services Inc Dba Clarage Fan Co |
| Status | ACTIVE |
| Style Designator | CURVED BLADES SINGLE WIDTH |
| Attachment Method | KEYWAY |
| Diameter | 10.000 INCHES NOMINAL IN |
| Width | 4.656 INCHES NOMINAL IN |
| Material | ALUMINUM OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| F-136610 PRIMARY | Df Fan Services Inc Dba Clarage Fan Co (USA) |
| Reference | Meaning |
|---|---|
| F-136610 | 3/9 Design control — primary reference Zurn Industries Inc Claradge Fan Co |
| F136610 | 5/9 Secondary reference Zurn Industries Inc Zurn Air Systems Div |
NSN 4140-01-055-2900 is a Impeller,fan,centrifugal, manufactured by Df Fan Services Inc Dba Clarage Fan Co, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-055-2900 has 1 manufacturer part number on file: F-136610 (Df Fan Services Inc Dba Clarage Fan Co).
Key specifications for F-136610: Style Designator: CURVED BLADES SINGLE WIDTH; Attachment Method: KEYWAY; Diameter: 10.000 INCHES NOMINAL IN; Width: 4.656 INCHES NOMINAL IN. 5 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.